642603780

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1453}}^1$

素因数の和:1497

約数の個数: 288

約数和(自身を含む): 2489620224

約数和(自身を除く): 1847016444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 243, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 486, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 972, 1053, 1092, 1134, 1170, 1215, 1260, 1365, 1404, 1453, 1620, 1638, 1701, 1755, 1820, 1890, 2106, 2268, 2340, 2430, 2457, 2730, 2835, 2906, 3159, 3276, 3402, 3510, 3780, 4095, 4212, 4359, 4860, 4914, 5265, 5460, 5670, 5812, 6318, 6804, 7020, 7265, 7371, 8190, 8505, 8718, 9828, 10171, 10530, 11340, 12285, 12636, 13077, 14530, 14742, 15795, 16380, 17010, 17436, 18889, 20342, 21060, 21795, 22113, 24570, 26154, 29060, 29484, 30513, 31590, 34020, 36855, 37778, 39231, 40684, 43590, 44226, 49140, 50855, 52308, 56667, 61026, 63180, 65385, 73710, 75556, 78462, 87180, 88452, 91539, 94445, 101710, 110565, 113334, 117693, 122052, 130770, 132223, 147420, 152565, 156924, 170001, 183078, 188890, 196155, 203420, 221130, 226668, 235386, 261540, 264446, 274617, 283335, 305130, 340002, 353079, 366156, 377780, 392310, 396669, 442260, 457695, 470772, 510003, 528892, 549234, 566670, 588465, 610260, 661115, 680004, 706158, 784620, 793338, 823851, 850005, 915390, 1020006, 1098468, 1133340, 1176930, 1190007, 1322230, 1373085, 1412316, 1530009, 1586676, 1647702, 1700010, 1765395, 1830780, 1983345, 2040012, 2353860, 2380014, 2471553, 2550015, 2644460, 2746170, 3060018, 3295404, 3400020, 3530790, 3570021, 3966690, 4119255, 4590027, 4760028, 4943106, 5100030, 5492340, 5950035, 6120036, 7061580, 7140042, 7650045, 7933380, 8238510, 9180054, 9886212, 10200060, 10710063, 11900070, 12357765, 14280084, 15300090, 16477020, 17850105, 18360108, 21420126, 22950135, 23800140, 24715530, 30600180, 32130189, 35700210, 42840252, 45900270, 49431060, 53550315, 64260378, 71400420, 91800540, 107100630, 128520756, 160650945, 214201260, 321301890, 642603780]

約数ペア:

[(1, 642603780), (2, 321301890), (3, 214201260), (4, 160650945), (5, 128520756), (6, 107100630), (7, 91800540), (9, 71400420), (10, 64260378), (12, 53550315), (13, 49431060), (14, 45900270), (15, 42840252), (18, 35700210), (20, 32130189), (21, 30600180), (26, 24715530), (27, 23800140), (28, 22950135), (30, 21420126), (35, 18360108), (36, 17850105), (39, 16477020), (42, 15300090), (45, 14280084), (52, 12357765), (54, 11900070), (60, 10710063), (63, 10200060), (65, 9886212), (70, 9180054), (78, 8238510), (81, 7933380), (84, 7650045), (90, 7140042), (91, 7061580), (105, 6120036), (108, 5950035), (117, 5492340), (126, 5100030), (130, 4943106), (135, 4760028), (140, 4590027), (156, 4119255), (162, 3966690), (180, 3570021), (182, 3530790), (189, 3400020), (195, 3295404), (210, 3060018), (234, 2746170), (243, 2644460), (252, 2550015), (260, 2471553), (270, 2380014), (273, 2353860), (315, 2040012), (324, 1983345), (351, 1830780), (364, 1765395), (378, 1700010), (390, 1647702), (405, 1586676), (420, 1530009), (455, 1412316), (468, 1373085), (486, 1322230), (540, 1190007), (546, 1176930), (567, 1133340), (585, 1098468), (630, 1020006), (702, 915390), (756, 850005), (780, 823851), (810, 793338), (819, 784620), (910, 706158), (945, 680004), (972, 661115), (1053, 610260), (1092, 588465), (1134, 566670), (1170, 549234), (1215, 528892), (1260, 510003), (1365, 470772), (1404, 457695), (1453, 442260), (1620, 396669), (1638, 392310), (1701, 377780), (1755, 366156), (1820, 353079), (1890, 340002), (2106, 305130), (2268, 283335), (2340, 274617), (2430, 264446), (2457, 261540), (2730, 235386), (2835, 226668), (2906, 221130), (3159, 203420), (3276, 196155), (3402, 188890), (3510, 183078), (3780, 170001), (4095, 156924), (4212, 152565), (4359, 147420), (4860, 132223), (4914, 130770), (5265, 122052), (5460, 117693), (5670, 113334), (5812, 110565), (6318, 101710), (6804, 94445), (7020, 91539), (7265, 88452), (7371, 87180), (8190, 78462), (8505, 75556), (8718, 73710), (9828, 65385), (10171, 63180), (10530, 61026), (11340, 56667), (12285, 52308), (12636, 50855), (13077, 49140), (14530, 44226), (14742, 43590), (15795, 40684), (16380, 39231), (17010, 37778), (17436, 36855), (18889, 34020), (20342, 31590), (21060, 30513), (21795, 29484), (22113, 29060), (24570, 26154)]