161750040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1257

約数の個数: 128

約数和(自身を含む): 519609600

約数和(自身を除く): 357859560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 95, 114, 120, 122, 152, 183, 190, 228, 244, 285, 305, 366, 380, 456, 488, 570, 610, 732, 760, 915, 1140, 1159, 1163, 1220, 1464, 1830, 2280, 2318, 2326, 2440, 3477, 3489, 3660, 4636, 4652, 5795, 5815, 6954, 6978, 7320, 9272, 9304, 11590, 11630, 13908, 13956, 17385, 17445, 22097, 23180, 23260, 27816, 27912, 34770, 34890, 44194, 46360, 46520, 66291, 69540, 69780, 70943, 88388, 110485, 132582, 139080, 139560, 141886, 176776, 212829, 220970, 265164, 283772, 331455, 354715, 425658, 441940, 530328, 567544, 662910, 709430, 851316, 883880, 1064145, 1325820, 1347917, 1418860, 1702632, 2128290, 2651640, 2695834, 2837720, 4043751, 4256580, 5391668, 6739585, 8087502, 8513160, 10783336, 13479170, 16175004, 20218755, 26958340, 32350008, 40437510, 53916680, 80875020, 161750040]

約数ペア:

[(1, 161750040), (2, 80875020), (3, 53916680), (4, 40437510), (5, 32350008), (6, 26958340), (8, 20218755), (10, 16175004), (12, 13479170), (15, 10783336), (19, 8513160), (20, 8087502), (24, 6739585), (30, 5391668), (38, 4256580), (40, 4043751), (57, 2837720), (60, 2695834), (61, 2651640), (76, 2128290), (95, 1702632), (114, 1418860), (120, 1347917), (122, 1325820), (152, 1064145), (183, 883880), (190, 851316), (228, 709430), (244, 662910), (285, 567544), (305, 530328), (366, 441940), (380, 425658), (456, 354715), (488, 331455), (570, 283772), (610, 265164), (732, 220970), (760, 212829), (915, 176776), (1140, 141886), (1159, 139560), (1163, 139080), (1220, 132582), (1464, 110485), (1830, 88388), (2280, 70943), (2318, 69780), (2326, 69540), (2440, 66291), (3477, 46520), (3489, 46360), (3660, 44194), (4636, 34890), (4652, 34770), (5795, 27912), (5815, 27816), (6954, 23260), (6978, 23180), (7320, 22097), (9272, 17445), (9304, 17385), (11590, 13956), (11630, 13908)]