173672820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 548992080

約数和(自身を除く): 375319260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 89, 90, 111, 148, 178, 180, 185, 222, 267, 293, 333, 356, 370, 444, 445, 534, 555, 586, 666, 740, 801, 879, 890, 1068, 1110, 1172, 1332, 1335, 1465, 1602, 1665, 1758, 1780, 2220, 2637, 2670, 2930, 3204, 3293, 3330, 3516, 4005, 4395, 5274, 5340, 5860, 6586, 6660, 8010, 8790, 9879, 10548, 10841, 13172, 13185, 16020, 16465, 17580, 19758, 21682, 26077, 26370, 29637, 32523, 32930, 39516, 43364, 49395, 52154, 52740, 54205, 59274, 65046, 65860, 78231, 97569, 98790, 104308, 108410, 118548, 130092, 130385, 148185, 156462, 162615, 195138, 197580, 216820, 234693, 260770, 296370, 312924, 325230, 390276, 391155, 469386, 487845, 521540, 592740, 650460, 782310, 938772, 964849, 975690, 1173465, 1564620, 1929698, 1951380, 2346930, 2894547, 3859396, 4693860, 4824245, 5789094, 8683641, 9648490, 11578188, 14472735, 17367282, 19296980, 28945470, 34734564, 43418205, 57890940, 86836410, 173672820]

約数ペア:

[(1, 173672820), (2, 86836410), (3, 57890940), (4, 43418205), (5, 34734564), (6, 28945470), (9, 19296980), (10, 17367282), (12, 14472735), (15, 11578188), (18, 9648490), (20, 8683641), (30, 5789094), (36, 4824245), (37, 4693860), (45, 3859396), (60, 2894547), (74, 2346930), (89, 1951380), (90, 1929698), (111, 1564620), (148, 1173465), (178, 975690), (180, 964849), (185, 938772), (222, 782310), (267, 650460), (293, 592740), (333, 521540), (356, 487845), (370, 469386), (444, 391155), (445, 390276), (534, 325230), (555, 312924), (586, 296370), (666, 260770), (740, 234693), (801, 216820), (879, 197580), (890, 195138), (1068, 162615), (1110, 156462), (1172, 148185), (1332, 130385), (1335, 130092), (1465, 118548), (1602, 108410), (1665, 104308), (1758, 98790), (1780, 97569), (2220, 78231), (2637, 65860), (2670, 65046), (2930, 59274), (3204, 54205), (3293, 52740), (3330, 52154), (3516, 49395), (4005, 43364), (4395, 39516), (5274, 32930), (5340, 32523), (5860, 29637), (6586, 26370), (6660, 26077), (8010, 21682), (8790, 19758), (9879, 17580), (10548, 16465), (10841, 16020), (13172, 13185)]