398265700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:926

約数の個数: 144

約数和(自身を含む): 1067431680

約数和(自身を除く): 669165980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 29, 35, 46, 50, 58, 70, 92, 100, 115, 116, 140, 145, 161, 175, 203, 230, 290, 322, 350, 406, 460, 575, 580, 644, 667, 700, 725, 805, 812, 853, 1015, 1150, 1334, 1450, 1610, 1706, 2030, 2300, 2668, 2900, 3220, 3335, 3412, 4025, 4060, 4265, 4669, 5075, 5971, 6670, 8050, 8530, 9338, 10150, 11942, 13340, 16100, 16675, 17060, 18676, 19619, 20300, 21325, 23345, 23884, 24737, 29855, 33350, 39238, 42650, 46690, 49474, 59710, 66700, 78476, 85300, 93380, 98095, 98948, 116725, 119420, 123685, 137333, 149275, 173159, 196190, 233450, 247370, 274666, 298550, 346318, 392380, 466900, 490475, 494740, 549332, 568951, 597100, 618425, 686665, 692636, 865795, 980950, 1137902, 1236850, 1373330, 1731590, 1961900, 2275804, 2473700, 2746660, 2844755, 3433325, 3463180, 3982657, 4328975, 5689510, 6866650, 7965314, 8657950, 11379020, 13733300, 14223775, 15930628, 17315900, 19913285, 28447550, 39826570, 56895100, 79653140, 99566425, 199132850, 398265700]

約数ペア:

[(1, 398265700), (2, 199132850), (4, 99566425), (5, 79653140), (7, 56895100), (10, 39826570), (14, 28447550), (20, 19913285), (23, 17315900), (25, 15930628), (28, 14223775), (29, 13733300), (35, 11379020), (46, 8657950), (50, 7965314), (58, 6866650), (70, 5689510), (92, 4328975), (100, 3982657), (115, 3463180), (116, 3433325), (140, 2844755), (145, 2746660), (161, 2473700), (175, 2275804), (203, 1961900), (230, 1731590), (290, 1373330), (322, 1236850), (350, 1137902), (406, 980950), (460, 865795), (575, 692636), (580, 686665), (644, 618425), (667, 597100), (700, 568951), (725, 549332), (805, 494740), (812, 490475), (853, 466900), (1015, 392380), (1150, 346318), (1334, 298550), (1450, 274666), (1610, 247370), (1706, 233450), (2030, 196190), (2300, 173159), (2668, 149275), (2900, 137333), (3220, 123685), (3335, 119420), (3412, 116725), (4025, 98948), (4060, 98095), (4265, 93380), (4669, 85300), (5075, 78476), (5971, 66700), (6670, 59710), (8050, 49474), (8530, 46690), (9338, 42650), (10150, 39238), (11942, 33350), (13340, 29855), (16100, 24737), (16675, 23884), (17060, 23345), (18676, 21325), (19619, 20300)]