20143800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 216

約数和(自身を含む): 73700640

約数和(自身を除く): 53556840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 31, 36, 38, 40, 45, 50, 57, 60, 62, 72, 75, 76, 90, 93, 95, 100, 114, 120, 124, 150, 152, 155, 171, 180, 186, 190, 200, 225, 228, 248, 279, 285, 300, 310, 342, 360, 361, 372, 380, 450, 456, 465, 475, 558, 570, 589, 600, 620, 684, 722, 744, 760, 775, 855, 900, 930, 950, 1083, 1116, 1140, 1178, 1240, 1368, 1395, 1425, 1444, 1550, 1710, 1767, 1800, 1805, 1860, 1900, 2166, 2232, 2280, 2325, 2356, 2790, 2850, 2888, 2945, 3100, 3249, 3420, 3534, 3610, 3720, 3800, 4275, 4332, 4650, 4712, 5301, 5415, 5580, 5700, 5890, 6200, 6498, 6840, 6975, 7068, 7220, 8550, 8664, 8835, 9025, 9300, 10602, 10830, 11160, 11191, 11400, 11780, 12996, 13950, 14136, 14440, 14725, 16245, 17100, 17670, 18050, 18600, 21204, 21660, 22382, 23560, 25992, 26505, 27075, 27900, 29450, 32490, 33573, 34200, 35340, 36100, 42408, 43320, 44175, 44764, 53010, 54150, 55800, 55955, 58900, 64980, 67146, 70680, 72200, 81225, 88350, 89528, 100719, 106020, 108300, 111910, 117800, 129960, 132525, 134292, 162450, 167865, 176700, 201438, 212040, 216600, 223820, 265050, 268584, 279775, 324900, 335730, 353400, 402876, 447640, 503595, 530100, 559550, 649800, 671460, 805752, 839325, 1007190, 1060200, 1119100, 1342920, 1678650, 2014380, 2238200, 2517975, 3357300, 4028760, 5035950, 6714600, 10071900, 20143800]

約数ペア:

[(1, 20143800), (2, 10071900), (3, 6714600), (4, 5035950), (5, 4028760), (6, 3357300), (8, 2517975), (9, 2238200), (10, 2014380), (12, 1678650), (15, 1342920), (18, 1119100), (19, 1060200), (20, 1007190), (24, 839325), (25, 805752), (30, 671460), (31, 649800), (36, 559550), (38, 530100), (40, 503595), (45, 447640), (50, 402876), (57, 353400), (60, 335730), (62, 324900), (72, 279775), (75, 268584), (76, 265050), (90, 223820), (93, 216600), (95, 212040), (100, 201438), (114, 176700), (120, 167865), (124, 162450), (150, 134292), (152, 132525), (155, 129960), (171, 117800), (180, 111910), (186, 108300), (190, 106020), (200, 100719), (225, 89528), (228, 88350), (248, 81225), (279, 72200), (285, 70680), (300, 67146), (310, 64980), (342, 58900), (360, 55955), (361, 55800), (372, 54150), (380, 53010), (450, 44764), (456, 44175), (465, 43320), (475, 42408), (558, 36100), (570, 35340), (589, 34200), (600, 33573), (620, 32490), (684, 29450), (722, 27900), (744, 27075), (760, 26505), (775, 25992), (855, 23560), (900, 22382), (930, 21660), (950, 21204), (1083, 18600), (1116, 18050), (1140, 17670), (1178, 17100), (1240, 16245), (1368, 14725), (1395, 14440), (1425, 14136), (1444, 13950), (1550, 12996), (1710, 11780), (1767, 11400), (1800, 11191), (1805, 11160), (1860, 10830), (1900, 10602), (2166, 9300), (2232, 9025), (2280, 8835), (2325, 8664), (2356, 8550), (2790, 7220), (2850, 7068), (2888, 6975), (2945, 6840), (3100, 6498), (3249, 6200), (3420, 5890), (3534, 5700), (3610, 5580), (3720, 5415), (3800, 5301), (4275, 4712), (4332, 4650)]