71400420

素因数分解:

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

素因数の和:1491

約数の個数: 192

約数和(自身を含む): 273584640

約数和(自身を除く): 202184220

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, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1453, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 2906, 3276, 3510, 3780, 4095, 4359, 4914, 5460, 5812, 7020, 7265, 8190, 8718, 9828, 10171, 12285, 13077, 14530, 16380, 17436, 18889, 20342, 21795, 24570, 26154, 29060, 30513, 37778, 39231, 40684, 43590, 49140, 50855, 52308, 56667, 61026, 65385, 75556, 78462, 87180, 91539, 94445, 101710, 113334, 122052, 130770, 132223, 152565, 156924, 170001, 183078, 188890, 196155, 203420, 226668, 261540, 264446, 274617, 283335, 305130, 340002, 366156, 377780, 392310, 396669, 457695, 510003, 528892, 549234, 566670, 610260, 661115, 680004, 784620, 793338, 850005, 915390, 1020006, 1098468, 1133340, 1190007, 1322230, 1373085, 1586676, 1700010, 1830780, 1983345, 2040012, 2380014, 2550015, 2644460, 2746170, 3400020, 3570021, 3966690, 4760028, 5100030, 5492340, 5950035, 7140042, 7933380, 10200060, 11900070, 14280084, 17850105, 23800140, 35700210, 71400420]

約数ペア:

[(1, 71400420), (2, 35700210), (3, 23800140), (4, 17850105), (5, 14280084), (6, 11900070), (7, 10200060), (9, 7933380), (10, 7140042), (12, 5950035), (13, 5492340), (14, 5100030), (15, 4760028), (18, 3966690), (20, 3570021), (21, 3400020), (26, 2746170), (27, 2644460), (28, 2550015), (30, 2380014), (35, 2040012), (36, 1983345), (39, 1830780), (42, 1700010), (45, 1586676), (52, 1373085), (54, 1322230), (60, 1190007), (63, 1133340), (65, 1098468), (70, 1020006), (78, 915390), (84, 850005), (90, 793338), (91, 784620), (105, 680004), (108, 661115), (117, 610260), (126, 566670), (130, 549234), (135, 528892), (140, 510003), (156, 457695), (180, 396669), (182, 392310), (189, 377780), (195, 366156), (210, 340002), (234, 305130), (252, 283335), (260, 274617), (270, 264446), (273, 261540), (315, 226668), (351, 203420), (364, 196155), (378, 188890), (390, 183078), (420, 170001), (455, 156924), (468, 152565), (540, 132223), (546, 130770), (585, 122052), (630, 113334), (702, 101710), (756, 94445), (780, 91539), (819, 87180), (910, 78462), (945, 75556), (1092, 65385), (1170, 61026), (1260, 56667), (1365, 52308), (1404, 50855), (1453, 49140), (1638, 43590), (1755, 40684), (1820, 39231), (1890, 37778), (2340, 30513), (2457, 29060), (2730, 26154), (2906, 24570), (3276, 21795), (3510, 20342), (3780, 18889), (4095, 17436), (4359, 16380), (4914, 14530), (5460, 13077), (5812, 12285), (7020, 10171), (7265, 9828), (8190, 8718)]