253582740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1486

約数の個数: 144

約数和(自身を含む): 825552000

約数和(自身を除く): 571969260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 106, 114, 159, 171, 180, 190, 212, 228, 265, 285, 318, 342, 380, 477, 530, 570, 636, 684, 795, 855, 954, 1007, 1060, 1140, 1399, 1590, 1710, 1908, 2014, 2385, 2798, 3021, 3180, 3420, 4028, 4197, 4770, 5035, 5596, 6042, 6995, 8394, 9063, 9540, 10070, 12084, 12591, 13990, 15105, 16788, 18126, 20140, 20985, 25182, 26581, 27980, 30210, 36252, 41970, 45315, 50364, 53162, 60420, 62955, 74147, 79743, 83940, 90630, 106324, 125910, 132905, 148294, 159486, 181260, 222441, 239229, 251820, 265810, 296588, 318972, 370735, 398715, 444882, 478458, 531620, 667323, 741470, 797430, 889764, 956916, 1112205, 1196145, 1334646, 1408793, 1482940, 1594860, 2224410, 2392290, 2669292, 2817586, 3336615, 4226379, 4448820, 4784580, 5635172, 6673230, 7043965, 8452758, 12679137, 13346460, 14087930, 16905516, 21131895, 25358274, 28175860, 42263790, 50716548, 63395685, 84527580, 126791370, 253582740]

約数ペア:

[(1, 253582740), (2, 126791370), (3, 84527580), (4, 63395685), (5, 50716548), (6, 42263790), (9, 28175860), (10, 25358274), (12, 21131895), (15, 16905516), (18, 14087930), (19, 13346460), (20, 12679137), (30, 8452758), (36, 7043965), (38, 6673230), (45, 5635172), (53, 4784580), (57, 4448820), (60, 4226379), (76, 3336615), (90, 2817586), (95, 2669292), (106, 2392290), (114, 2224410), (159, 1594860), (171, 1482940), (180, 1408793), (190, 1334646), (212, 1196145), (228, 1112205), (265, 956916), (285, 889764), (318, 797430), (342, 741470), (380, 667323), (477, 531620), (530, 478458), (570, 444882), (636, 398715), (684, 370735), (795, 318972), (855, 296588), (954, 265810), (1007, 251820), (1060, 239229), (1140, 222441), (1399, 181260), (1590, 159486), (1710, 148294), (1908, 132905), (2014, 125910), (2385, 106324), (2798, 90630), (3021, 83940), (3180, 79743), (3420, 74147), (4028, 62955), (4197, 60420), (4770, 53162), (5035, 50364), (5596, 45315), (6042, 41970), (6995, 36252), (8394, 30210), (9063, 27980), (9540, 26581), (10070, 25182), (12084, 20985), (12591, 20140), (13990, 18126), (15105, 16788)]