20072561460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{3347}}^1$

素因数の和:3606

約数の個数: 192

約数和(自身を含む): 65335818240

約数和(自身を除く): 45263256780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 131, 140, 210, 218, 262, 327, 393, 420, 436, 524, 545, 654, 655, 763, 786, 917, 1090, 1308, 1310, 1526, 1572, 1635, 1834, 1965, 2180, 2289, 2620, 2751, 3052, 3270, 3347, 3668, 3815, 3930, 4578, 4585, 5502, 6540, 6694, 7630, 7860, 9156, 9170, 10041, 11004, 11445, 13388, 13755, 14279, 15260, 16735, 18340, 20082, 22890, 23429, 27510, 28558, 33470, 40164, 42837, 45780, 46858, 50205, 55020, 57116, 66940, 70287, 71395, 85674, 93716, 99953, 100410, 117145, 140574, 142790, 171348, 199906, 200820, 214185, 234290, 281148, 285580, 299859, 351435, 364823, 399812, 428370, 438457, 468580, 499765, 599718, 702870, 729646, 856740, 876914, 999530, 1094469, 1199436, 1315371, 1405740, 1459292, 1499295, 1753828, 1824115, 1999060, 2188938, 2192285, 2553761, 2630742, 2998590, 3069199, 3648230, 4377876, 4384570, 5107522, 5261484, 5472345, 5997180, 6138398, 6576855, 7296460, 7661283, 8769140, 9207597, 10215044, 10944690, 12276796, 12768805, 13153710, 15322566, 15345995, 18415194, 21889380, 25537610, 26307420, 30645132, 30691990, 36830388, 38306415, 46037985, 47791813, 51075220, 61383980, 76612830, 92075970, 95583626, 143375439, 153225660, 184151940, 191167252, 238959065, 286750878, 334542691, 477918130, 573501756, 669085382, 716877195, 955836260, 1003628073, 1338170764, 1433754390, 1672713455, 2007256146, 2867508780, 3345426910, 4014512292, 5018140365, 6690853820, 10036280730, 20072561460]

約数ペア:

[(1, 20072561460), (2, 10036280730), (3, 6690853820), (4, 5018140365), (5, 4014512292), (6, 3345426910), (7, 2867508780), (10, 2007256146), (12, 1672713455), (14, 1433754390), (15, 1338170764), (20, 1003628073), (21, 955836260), (28, 716877195), (30, 669085382), (35, 573501756), (42, 477918130), (60, 334542691), (70, 286750878), (84, 238959065), (105, 191167252), (109, 184151940), (131, 153225660), (140, 143375439), (210, 95583626), (218, 92075970), (262, 76612830), (327, 61383980), (393, 51075220), (420, 47791813), (436, 46037985), (524, 38306415), (545, 36830388), (654, 30691990), (655, 30645132), (763, 26307420), (786, 25537610), (917, 21889380), (1090, 18415194), (1308, 15345995), (1310, 15322566), (1526, 13153710), (1572, 12768805), (1635, 12276796), (1834, 10944690), (1965, 10215044), (2180, 9207597), (2289, 8769140), (2620, 7661283), (2751, 7296460), (3052, 6576855), (3270, 6138398), (3347, 5997180), (3668, 5472345), (3815, 5261484), (3930, 5107522), (4578, 4384570), (4585, 4377876), (5502, 3648230), (6540, 3069199), (6694, 2998590), (7630, 2630742), (7860, 2553761), (9156, 2192285), (9170, 2188938), (10041, 1999060), (11004, 1824115), (11445, 1753828), (13388, 1499295), (13755, 1459292), (14279, 1405740), (15260, 1315371), (16735, 1199436), (18340, 1094469), (20082, 999530), (22890, 876914), (23429, 856740), (27510, 729646), (28558, 702870), (33470, 599718), (40164, 499765), (42837, 468580), (45780, 438457), (46858, 428370), (50205, 399812), (55020, 364823), (57116, 351435), (66940, 299859), (70287, 285580), (71395, 281148), (85674, 234290), (93716, 214185), (99953, 200820), (100410, 199906), (117145, 171348), (140574, 142790)]