2279742920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{823}}^1$

素因数の和:1615

約数の個数: 128

約数和(自身を含む): 6329111040

約数和(自身を除く): 4049368120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 761, 823, 910, 1522, 1646, 1820, 3044, 3292, 3640, 3805, 4115, 5327, 5761, 6088, 6584, 7610, 8230, 9893, 10654, 10699, 11522, 15220, 16460, 19786, 21308, 21398, 23044, 26635, 28805, 30440, 32920, 39572, 42616, 42796, 46088, 49465, 53270, 53495, 57610, 69251, 74893, 79144, 85592, 98930, 106540, 106990, 115220, 138502, 149786, 197860, 213080, 213980, 230440, 277004, 299572, 346255, 374465, 395720, 427960, 554008, 599144, 626303, 692510, 748930, 1252606, 1385020, 1497860, 2505212, 2770040, 2995720, 3131515, 4384121, 5010424, 6263030, 8141939, 8768242, 12526060, 16283878, 17536484, 21920605, 25052120, 32567756, 35072968, 40709695, 43841210, 56993573, 65135512, 81419390, 87682420, 113987146, 162838780, 175364840, 227974292, 284967865, 325677560, 455948584, 569935730, 1139871460, 2279742920]

約数ペア:

[(1, 2279742920), (2, 1139871460), (4, 569935730), (5, 455948584), (7, 325677560), (8, 284967865), (10, 227974292), (13, 175364840), (14, 162838780), (20, 113987146), (26, 87682420), (28, 81419390), (35, 65135512), (40, 56993573), (52, 43841210), (56, 40709695), (65, 35072968), (70, 32567756), (91, 25052120), (104, 21920605), (130, 17536484), (140, 16283878), (182, 12526060), (260, 8768242), (280, 8141939), (364, 6263030), (455, 5010424), (520, 4384121), (728, 3131515), (761, 2995720), (823, 2770040), (910, 2505212), (1522, 1497860), (1646, 1385020), (1820, 1252606), (3044, 748930), (3292, 692510), (3640, 626303), (3805, 599144), (4115, 554008), (5327, 427960), (5761, 395720), (6088, 374465), (6584, 346255), (7610, 299572), (8230, 277004), (9893, 230440), (10654, 213980), (10699, 213080), (11522, 197860), (15220, 149786), (16460, 138502), (19786, 115220), (21308, 106990), (21398, 106540), (23044, 98930), (26635, 85592), (28805, 79144), (30440, 74893), (32920, 69251), (39572, 57610), (42616, 53495), (42796, 53270), (46088, 49465)]