1226121720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6257}}^1$

素因数の和:6365

約数の個数: 128

約数和(自身を含む): 3892976640

約数和(自身を除く): 2666854920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 71, 92, 115, 120, 138, 142, 184, 213, 230, 276, 284, 345, 355, 426, 460, 552, 568, 690, 710, 852, 920, 1065, 1380, 1420, 1633, 1704, 2130, 2760, 2840, 3266, 4260, 4899, 6257, 6532, 8165, 8520, 9798, 12514, 13064, 16330, 18771, 19596, 24495, 25028, 31285, 32660, 37542, 39192, 48990, 50056, 62570, 65320, 75084, 93855, 97980, 125140, 143911, 150168, 187710, 195960, 250280, 287822, 375420, 431733, 444247, 575644, 719555, 750840, 863466, 888494, 1151288, 1332741, 1439110, 1726932, 1776988, 2158665, 2221235, 2665482, 2878220, 3453864, 3553976, 4317330, 4442470, 5330964, 5756440, 6663705, 8634660, 8884940, 10217681, 10661928, 13327410, 17269320, 17769880, 20435362, 26654820, 30653043, 40870724, 51088405, 53309640, 61306086, 81741448, 102176810, 122612172, 153265215, 204353620, 245224344, 306530430, 408707240, 613060860, 1226121720]

約数ペア:

[(1, 1226121720), (2, 613060860), (3, 408707240), (4, 306530430), (5, 245224344), (6, 204353620), (8, 153265215), (10, 122612172), (12, 102176810), (15, 81741448), (20, 61306086), (23, 53309640), (24, 51088405), (30, 40870724), (40, 30653043), (46, 26654820), (60, 20435362), (69, 17769880), (71, 17269320), (92, 13327410), (115, 10661928), (120, 10217681), (138, 8884940), (142, 8634660), (184, 6663705), (213, 5756440), (230, 5330964), (276, 4442470), (284, 4317330), (345, 3553976), (355, 3453864), (426, 2878220), (460, 2665482), (552, 2221235), (568, 2158665), (690, 1776988), (710, 1726932), (852, 1439110), (920, 1332741), (1065, 1151288), (1380, 888494), (1420, 863466), (1633, 750840), (1704, 719555), (2130, 575644), (2760, 444247), (2840, 431733), (3266, 375420), (4260, 287822), (4899, 250280), (6257, 195960), (6532, 187710), (8165, 150168), (8520, 143911), (9798, 125140), (12514, 97980), (13064, 93855), (16330, 75084), (18771, 65320), (19596, 62570), (24495, 50056), (25028, 48990), (31285, 39192), (32660, 37542)]