28804518420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{60077}}^1$

素因数の和:60281

約数の個数: 96

約数和(自身を含む): 82601963136

約数和(自身を除く): 53797444716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 131, 183, 244, 262, 305, 366, 393, 524, 610, 655, 732, 786, 915, 1220, 1310, 1572, 1830, 1965, 2620, 3660, 3930, 7860, 7991, 15982, 23973, 31964, 39955, 47946, 60077, 79910, 95892, 119865, 120154, 159820, 180231, 239730, 240308, 300385, 360462, 479460, 600770, 720924, 901155, 1201540, 1802310, 3604620, 3664697, 7329394, 7870087, 10994091, 14658788, 15740174, 18323485, 21988182, 23610261, 31480348, 36646970, 39350435, 43976364, 47220522, 54970455, 73293940, 78700870, 94441044, 109940910, 118051305, 157401740, 219881820, 236102610, 472205220, 480075307, 960150614, 1440225921, 1920301228, 2400376535, 2880451842, 4800753070, 5760903684, 7201129605, 9601506140, 14402259210, 28804518420]

約数ペア:

[(1, 28804518420), (2, 14402259210), (3, 9601506140), (4, 7201129605), (5, 5760903684), (6, 4800753070), (10, 2880451842), (12, 2400376535), (15, 1920301228), (20, 1440225921), (30, 960150614), (60, 480075307), (61, 472205220), (122, 236102610), (131, 219881820), (183, 157401740), (244, 118051305), (262, 109940910), (305, 94441044), (366, 78700870), (393, 73293940), (524, 54970455), (610, 47220522), (655, 43976364), (732, 39350435), (786, 36646970), (915, 31480348), (1220, 23610261), (1310, 21988182), (1572, 18323485), (1830, 15740174), (1965, 14658788), (2620, 10994091), (3660, 7870087), (3930, 7329394), (7860, 3664697), (7991, 3604620), (15982, 1802310), (23973, 1201540), (31964, 901155), (39955, 720924), (47946, 600770), (60077, 479460), (79910, 360462), (95892, 300385), (119865, 240308), (120154, 239730), (159820, 180231)]