30037980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:644

約数の個数: 144

約数和(自身を含む): 103765536

約数和(自身を除く): 73727556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 601, 714, 735, 833, 980, 1020, 1190, 1202, 1428, 1470, 1666, 1785, 1803, 2380, 2404, 2499, 2940, 3005, 3332, 3570, 3606, 4165, 4207, 4998, 6010, 7140, 7212, 8330, 8414, 9015, 9996, 10217, 12020, 12495, 12621, 16660, 16828, 18030, 20434, 21035, 24990, 25242, 29449, 30651, 36060, 40868, 42070, 49980, 50484, 51085, 58898, 61302, 63105, 71519, 84140, 88347, 102170, 117796, 122604, 126210, 143038, 147245, 153255, 176694, 204340, 214557, 252420, 286076, 294490, 306510, 353388, 357595, 429114, 441735, 500633, 588980, 613020, 715190, 858228, 883470, 1001266, 1072785, 1430380, 1501899, 1766940, 2002532, 2145570, 2503165, 3003798, 4291140, 5006330, 6007596, 7509495, 10012660, 15018990, 30037980]

約数ペア:

[(1, 30037980), (2, 15018990), (3, 10012660), (4, 7509495), (5, 6007596), (6, 5006330), (7, 4291140), (10, 3003798), (12, 2503165), (14, 2145570), (15, 2002532), (17, 1766940), (20, 1501899), (21, 1430380), (28, 1072785), (30, 1001266), (34, 883470), (35, 858228), (42, 715190), (49, 613020), (51, 588980), (60, 500633), (68, 441735), (70, 429114), (84, 357595), (85, 353388), (98, 306510), (102, 294490), (105, 286076), (119, 252420), (140, 214557), (147, 204340), (170, 176694), (196, 153255), (204, 147245), (210, 143038), (238, 126210), (245, 122604), (255, 117796), (294, 102170), (340, 88347), (357, 84140), (420, 71519), (476, 63105), (490, 61302), (510, 58898), (588, 51085), (595, 50484), (601, 49980), (714, 42070), (735, 40868), (833, 36060), (980, 30651), (1020, 29449), (1190, 25242), (1202, 24990), (1428, 21035), (1470, 20434), (1666, 18030), (1785, 16828), (1803, 16660), (2380, 12621), (2404, 12495), (2499, 12020), (2940, 10217), (3005, 9996), (3332, 9015), (3570, 8414), (3606, 8330), (4165, 7212), (4207, 7140), (4998, 6010)]