29984940

素因数分解:

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

素因数の和:312

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 69081300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 41, 45, 51, 60, 68, 82, 85, 90, 102, 123, 153, 164, 170, 180, 204, 205, 239, 246, 255, 306, 340, 369, 410, 478, 492, 510, 612, 615, 697, 717, 738, 765, 820, 956, 1020, 1195, 1230, 1394, 1434, 1476, 1530, 1845, 2091, 2151, 2390, 2460, 2788, 2868, 3060, 3485, 3585, 3690, 4063, 4182, 4302, 4780, 6273, 6970, 7170, 7380, 8126, 8364, 8604, 9799, 10455, 10755, 12189, 12546, 13940, 14340, 16252, 19598, 20315, 20910, 21510, 24378, 25092, 29397, 31365, 36567, 39196, 40630, 41820, 43020, 48756, 48995, 58794, 60945, 62730, 73134, 81260, 88191, 97990, 117588, 121890, 125460, 146268, 146985, 166583, 176382, 182835, 195980, 243780, 293970, 333166, 352764, 365670, 440955, 499749, 587940, 666332, 731340, 832915, 881910, 999498, 1499247, 1665830, 1763820, 1998996, 2498745, 2998494, 3331660, 4997490, 5996988, 7496235, 9994980, 14992470, 29984940]

約数ペア:

[(1, 29984940), (2, 14992470), (3, 9994980), (4, 7496235), (5, 5996988), (6, 4997490), (9, 3331660), (10, 2998494), (12, 2498745), (15, 1998996), (17, 1763820), (18, 1665830), (20, 1499247), (30, 999498), (34, 881910), (36, 832915), (41, 731340), (45, 666332), (51, 587940), (60, 499749), (68, 440955), (82, 365670), (85, 352764), (90, 333166), (102, 293970), (123, 243780), (153, 195980), (164, 182835), (170, 176382), (180, 166583), (204, 146985), (205, 146268), (239, 125460), (246, 121890), (255, 117588), (306, 97990), (340, 88191), (369, 81260), (410, 73134), (478, 62730), (492, 60945), (510, 58794), (612, 48995), (615, 48756), (697, 43020), (717, 41820), (738, 40630), (765, 39196), (820, 36567), (956, 31365), (1020, 29397), (1195, 25092), (1230, 24378), (1394, 21510), (1434, 20910), (1476, 20315), (1530, 19598), (1845, 16252), (2091, 14340), (2151, 13940), (2390, 12546), (2460, 12189), (2788, 10755), (2868, 10455), (3060, 9799), (3485, 8604), (3585, 8364), (3690, 8126), (4063, 7380), (4182, 7170), (4302, 6970), (4780, 6273)]