28640430

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 92495520

約数和(自身を除く): 63855090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 169, 182, 195, 210, 234, 269, 273, 315, 338, 390, 455, 507, 538, 546, 585, 630, 807, 819, 845, 910, 1014, 1170, 1183, 1345, 1365, 1521, 1614, 1638, 1690, 1883, 2366, 2421, 2535, 2690, 2730, 3042, 3497, 3549, 3766, 4035, 4095, 4842, 5070, 5649, 5915, 6994, 7098, 7605, 8070, 8190, 9415, 10491, 10647, 11298, 11830, 12105, 15210, 16947, 17485, 17745, 18830, 20982, 21294, 24210, 24479, 28245, 31473, 33894, 34970, 35490, 45461, 48958, 52455, 53235, 56490, 62946, 73437, 84735, 90922, 104910, 106470, 122395, 136383, 146874, 157365, 169470, 220311, 227305, 244790, 272766, 314730, 318227, 367185, 409149, 440622, 454610, 636454, 681915, 734370, 818298, 954681, 1101555, 1363830, 1591135, 1909362, 2045745, 2203110, 2864043, 3182270, 4091490, 4773405, 5728086, 9546810, 14320215, 28640430]

約数ペア:

[(1, 28640430), (2, 14320215), (3, 9546810), (5, 5728086), (6, 4773405), (7, 4091490), (9, 3182270), (10, 2864043), (13, 2203110), (14, 2045745), (15, 1909362), (18, 1591135), (21, 1363830), (26, 1101555), (30, 954681), (35, 818298), (39, 734370), (42, 681915), (45, 636454), (63, 454610), (65, 440622), (70, 409149), (78, 367185), (90, 318227), (91, 314730), (105, 272766), (117, 244790), (126, 227305), (130, 220311), (169, 169470), (182, 157365), (195, 146874), (210, 136383), (234, 122395), (269, 106470), (273, 104910), (315, 90922), (338, 84735), (390, 73437), (455, 62946), (507, 56490), (538, 53235), (546, 52455), (585, 48958), (630, 45461), (807, 35490), (819, 34970), (845, 33894), (910, 31473), (1014, 28245), (1170, 24479), (1183, 24210), (1345, 21294), (1365, 20982), (1521, 18830), (1614, 17745), (1638, 17485), (1690, 16947), (1883, 15210), (2366, 12105), (2421, 11830), (2535, 11298), (2690, 10647), (2730, 10491), (3042, 9415), (3497, 8190), (3549, 8070), (3766, 7605), (4035, 7098), (4095, 6994), (4842, 5915), (5070, 5649)]