4438980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 16633344

約数和(自身を除く): 12194364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 271, 273, 315, 364, 390, 420, 455, 468, 542, 546, 585, 630, 780, 813, 819, 910, 1084, 1092, 1170, 1260, 1355, 1365, 1626, 1638, 1820, 1897, 2340, 2439, 2710, 2730, 3252, 3276, 3523, 3794, 4065, 4095, 4878, 5420, 5460, 5691, 7046, 7588, 8130, 8190, 9485, 9756, 10569, 11382, 12195, 14092, 16260, 16380, 17073, 17615, 18970, 21138, 22764, 24390, 24661, 28455, 31707, 34146, 35230, 37940, 42276, 48780, 49322, 52845, 56910, 63414, 68292, 70460, 73983, 85365, 98644, 105690, 113820, 123305, 126828, 147966, 158535, 170730, 211380, 221949, 246610, 295932, 317070, 341460, 369915, 443898, 493220, 634140, 739830, 887796, 1109745, 1479660, 2219490, 4438980]

約数ペア:

[(1, 4438980), (2, 2219490), (3, 1479660), (4, 1109745), (5, 887796), (6, 739830), (7, 634140), (9, 493220), (10, 443898), (12, 369915), (13, 341460), (14, 317070), (15, 295932), (18, 246610), (20, 221949), (21, 211380), (26, 170730), (28, 158535), (30, 147966), (35, 126828), (36, 123305), (39, 113820), (42, 105690), (45, 98644), (52, 85365), (60, 73983), (63, 70460), (65, 68292), (70, 63414), (78, 56910), (84, 52845), (90, 49322), (91, 48780), (105, 42276), (117, 37940), (126, 35230), (130, 34146), (140, 31707), (156, 28455), (180, 24661), (182, 24390), (195, 22764), (210, 21138), (234, 18970), (252, 17615), (260, 17073), (271, 16380), (273, 16260), (315, 14092), (364, 12195), (390, 11382), (420, 10569), (455, 9756), (468, 9485), (542, 8190), (546, 8130), (585, 7588), (630, 7046), (780, 5691), (813, 5460), (819, 5420), (910, 4878), (1084, 4095), (1092, 4065), (1170, 3794), (1260, 3523), (1355, 3276), (1365, 3252), (1626, 2730), (1638, 2710), (1820, 2439), (1897, 2340)]