389804220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:325

約数の個数: 288

約数和(自身を含む): 1386927360

約数和(自身を除く): 997123140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 41, 45, 51, 52, 60, 65, 68, 78, 82, 85, 90, 102, 117, 123, 130, 153, 156, 164, 170, 180, 195, 204, 205, 221, 234, 239, 246, 255, 260, 306, 340, 369, 390, 410, 442, 468, 478, 492, 510, 533, 585, 612, 615, 663, 697, 717, 738, 765, 780, 820, 884, 956, 1020, 1066, 1105, 1170, 1195, 1230, 1326, 1394, 1434, 1476, 1530, 1599, 1845, 1989, 2091, 2132, 2151, 2210, 2340, 2390, 2460, 2652, 2665, 2788, 2868, 3060, 3107, 3198, 3315, 3485, 3585, 3690, 3978, 4063, 4182, 4302, 4420, 4780, 4797, 5330, 6214, 6273, 6396, 6630, 6970, 7170, 7380, 7956, 7995, 8126, 8364, 8604, 9061, 9321, 9594, 9799, 9945, 10455, 10660, 10755, 12189, 12428, 12546, 13260, 13940, 14340, 15535, 15990, 16252, 18122, 18642, 19188, 19598, 19890, 20315, 20910, 21510, 23985, 24378, 25092, 27183, 27963, 29397, 31070, 31365, 31980, 36244, 36567, 37284, 39196, 39780, 40630, 41820, 43020, 45305, 46605, 47970, 48756, 48995, 52819, 54366, 55926, 58794, 60945, 62140, 62730, 73134, 81260, 81549, 88191, 90610, 93210, 95940, 97990, 105638, 108732, 111852, 117588, 121890, 125460, 127387, 135915, 139815, 146268, 146985, 158457, 163098, 166583, 176382, 181220, 182835, 186420, 195980, 211276, 243780, 254774, 264095, 271830, 279630, 293970, 316914, 326196, 333166, 352764, 365670, 382161, 407745, 440955, 475371, 499749, 509548, 528190, 543660, 559260, 587940, 633828, 636935, 666332, 731340, 764322, 792285, 815490, 832915, 881910, 950742, 999498, 1056380, 1146483, 1273870, 1499247, 1528644, 1584570, 1630980, 1665830, 1763820, 1901484, 1910805, 1998996, 2165579, 2292966, 2376855, 2498745, 2547740, 2998494, 3169140, 3331660, 3821610, 4331158, 4585932, 4753710, 4997490, 5732415, 5996988, 6496737, 7496235, 7643220, 8662316, 9507420, 9994980, 10827895, 11464830, 12993474, 14992470, 19490211, 21655790, 22929660, 25986948, 29984940, 32483685, 38980422, 43311580, 64967370, 77960844, 97451055, 129934740, 194902110, 389804220]

約数ペア:

[(1, 389804220), (2, 194902110), (3, 129934740), (4, 97451055), (5, 77960844), (6, 64967370), (9, 43311580), (10, 38980422), (12, 32483685), (13, 29984940), (15, 25986948), (17, 22929660), (18, 21655790), (20, 19490211), (26, 14992470), (30, 12993474), (34, 11464830), (36, 10827895), (39, 9994980), (41, 9507420), (45, 8662316), (51, 7643220), (52, 7496235), (60, 6496737), (65, 5996988), (68, 5732415), (78, 4997490), (82, 4753710), (85, 4585932), (90, 4331158), (102, 3821610), (117, 3331660), (123, 3169140), (130, 2998494), (153, 2547740), (156, 2498745), (164, 2376855), (170, 2292966), (180, 2165579), (195, 1998996), (204, 1910805), (205, 1901484), (221, 1763820), (234, 1665830), (239, 1630980), (246, 1584570), (255, 1528644), (260, 1499247), (306, 1273870), (340, 1146483), (369, 1056380), (390, 999498), (410, 950742), (442, 881910), (468, 832915), (478, 815490), (492, 792285), (510, 764322), (533, 731340), (585, 666332), (612, 636935), (615, 633828), (663, 587940), (697, 559260), (717, 543660), (738, 528190), (765, 509548), (780, 499749), (820, 475371), (884, 440955), (956, 407745), (1020, 382161), (1066, 365670), (1105, 352764), (1170, 333166), (1195, 326196), (1230, 316914), (1326, 293970), (1394, 279630), (1434, 271830), (1476, 264095), (1530, 254774), (1599, 243780), (1845, 211276), (1989, 195980), (2091, 186420), (2132, 182835), (2151, 181220), (2210, 176382), (2340, 166583), (2390, 163098), (2460, 158457), (2652, 146985), (2665, 146268), (2788, 139815), (2868, 135915), (3060, 127387), (3107, 125460), (3198, 121890), (3315, 117588), (3485, 111852), (3585, 108732), (3690, 105638), (3978, 97990), (4063, 95940), (4182, 93210), (4302, 90610), (4420, 88191), (4780, 81549), (4797, 81260), (5330, 73134), (6214, 62730), (6273, 62140), (6396, 60945), (6630, 58794), (6970, 55926), (7170, 54366), (7380, 52819), (7956, 48995), (7995, 48756), (8126, 47970), (8364, 46605), (8604, 45305), (9061, 43020), (9321, 41820), (9594, 40630), (9799, 39780), (9945, 39196), (10455, 37284), (10660, 36567), (10755, 36244), (12189, 31980), (12428, 31365), (12546, 31070), (13260, 29397), (13940, 27963), (14340, 27183), (15535, 25092), (15990, 24378), (16252, 23985), (18122, 21510), (18642, 20910), (19188, 20315), (19598, 19890)]