231857460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 730613520

約数和(自身を除く): 498756060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 89, 90, 123, 164, 178, 180, 205, 246, 267, 353, 356, 369, 410, 445, 492, 534, 615, 706, 738, 801, 820, 890, 1059, 1068, 1230, 1335, 1412, 1476, 1602, 1765, 1780, 1845, 2118, 2460, 2670, 3177, 3204, 3530, 3649, 3690, 4005, 4236, 5295, 5340, 6354, 7060, 7298, 7380, 8010, 10590, 10947, 12708, 14473, 14596, 15885, 16020, 18245, 21180, 21894, 28946, 31417, 31770, 32841, 36490, 43419, 43788, 54735, 57892, 62834, 63540, 65682, 72365, 72980, 86838, 94251, 109470, 125668, 130257, 131364, 144730, 157085, 164205, 173676, 188502, 217095, 218940, 260514, 282753, 289460, 314170, 328410, 377004, 434190, 471255, 521028, 565506, 628340, 651285, 656820, 868380, 942510, 1131012, 1288097, 1302570, 1413765, 1885020, 2576194, 2605140, 2827530, 3864291, 5152388, 5655060, 6440485, 7728582, 11592873, 12880970, 15457164, 19321455, 23185746, 25761940, 38642910, 46371492, 57964365, 77285820, 115928730, 231857460]

約数ペア:

[(1, 231857460), (2, 115928730), (3, 77285820), (4, 57964365), (5, 46371492), (6, 38642910), (9, 25761940), (10, 23185746), (12, 19321455), (15, 15457164), (18, 12880970), (20, 11592873), (30, 7728582), (36, 6440485), (41, 5655060), (45, 5152388), (60, 3864291), (82, 2827530), (89, 2605140), (90, 2576194), (123, 1885020), (164, 1413765), (178, 1302570), (180, 1288097), (205, 1131012), (246, 942510), (267, 868380), (353, 656820), (356, 651285), (369, 628340), (410, 565506), (445, 521028), (492, 471255), (534, 434190), (615, 377004), (706, 328410), (738, 314170), (801, 289460), (820, 282753), (890, 260514), (1059, 218940), (1068, 217095), (1230, 188502), (1335, 173676), (1412, 164205), (1476, 157085), (1602, 144730), (1765, 131364), (1780, 130257), (1845, 125668), (2118, 109470), (2460, 94251), (2670, 86838), (3177, 72980), (3204, 72365), (3530, 65682), (3649, 63540), (3690, 62834), (4005, 57892), (4236, 54735), (5295, 43788), (5340, 43419), (6354, 36490), (7060, 32841), (7298, 31770), (7380, 31417), (8010, 28946), (10590, 21894), (10947, 21180), (12708, 18245), (14473, 16020), (14596, 15885)]