72495450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 209882400

約数和(自身を除く): 137386950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 61, 75, 90, 95, 114, 122, 139, 150, 171, 183, 190, 225, 278, 285, 305, 342, 366, 417, 450, 475, 549, 570, 610, 695, 834, 855, 915, 950, 1098, 1159, 1251, 1390, 1425, 1525, 1710, 1830, 2085, 2318, 2502, 2641, 2745, 2850, 3050, 3475, 3477, 4170, 4275, 4575, 5282, 5490, 5795, 6255, 6950, 6954, 7923, 8479, 8550, 9150, 10425, 10431, 11590, 12510, 13205, 13725, 15846, 16958, 17385, 20850, 20862, 23769, 25437, 26410, 27450, 28975, 31275, 34770, 39615, 42395, 47538, 50874, 52155, 57950, 62550, 66025, 76311, 79230, 84790, 86925, 104310, 118845, 127185, 132050, 152622, 161101, 173850, 198075, 211975, 237690, 254370, 260775, 322202, 381555, 396150, 423950, 483303, 521550, 594225, 635925, 763110, 805505, 966606, 1188450, 1271850, 1449909, 1611010, 1907775, 2416515, 2899818, 3815550, 4027525, 4833030, 7249545, 8055050, 12082575, 14499090, 24165150, 36247725, 72495450]

約数ペア:

[(1, 72495450), (2, 36247725), (3, 24165150), (5, 14499090), (6, 12082575), (9, 8055050), (10, 7249545), (15, 4833030), (18, 4027525), (19, 3815550), (25, 2899818), (30, 2416515), (38, 1907775), (45, 1611010), (50, 1449909), (57, 1271850), (61, 1188450), (75, 966606), (90, 805505), (95, 763110), (114, 635925), (122, 594225), (139, 521550), (150, 483303), (171, 423950), (183, 396150), (190, 381555), (225, 322202), (278, 260775), (285, 254370), (305, 237690), (342, 211975), (366, 198075), (417, 173850), (450, 161101), (475, 152622), (549, 132050), (570, 127185), (610, 118845), (695, 104310), (834, 86925), (855, 84790), (915, 79230), (950, 76311), (1098, 66025), (1159, 62550), (1251, 57950), (1390, 52155), (1425, 50874), (1525, 47538), (1710, 42395), (1830, 39615), (2085, 34770), (2318, 31275), (2502, 28975), (2641, 27450), (2745, 26410), (2850, 25437), (3050, 23769), (3475, 20862), (3477, 20850), (4170, 17385), (4275, 16958), (4575, 15846), (5282, 13725), (5490, 13205), (5795, 12510), (6255, 11590), (6950, 10431), (6954, 10425), (7923, 9150), (8479, 8550)]