38909845.000000000

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4061

約数の個数: 128

約数和(自身を含む): 809222400

約数和(自身を除く): 541595430

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 65, 78, 90, 95, 114, 117, 130, 135, 171, 190, 195, 234, 247, 270, 285, 342, 351, 390, 494, 513, 570, 585, 702, 741, 855, 1026, 1170, 1235, 1482, 1710, 1755, 2223, 2470, 2565, 3510, 3705, 4013, 4446, 5130, 6669, 7410, 8026, 11115, 12039, 13338, 20065, 22230, 24078, 33345, 36117, 40130, 52169, 60195, 66690, 72234, 76247, 104338, 108351, 120390, 152494, 156507, 180585, 216702, 228741, 260845, 313014, 361170, 381235, 457482, 469521, 521690, 541755, 686223, 762470, 782535, 939042, 991211, 1083510, 1143705, 1372446, 1408563, 1565070, 1982422, 2058669, 2287410, 2347605, 2817126, 2973633, 3431115, 4117338, 4695210, 4956055, 5947266, 6862230, 7042815, 8920899, 9912110, 10293345, 14085630, 14868165, 17841798, 20586690, 26762697, 29736330, 44604495, 53525394, 89208990, 133813485, 267626970]

約数ペア:

[(1, 267626970), (2, 133813485), (3, 89208990), (5, 53525394), (6, 44604495), (9, 29736330), (10, 26762697), (13, 20586690), (15, 17841798), (18, 14868165), (19, 14085630), (26, 10293345), (27, 9912110), (30, 8920899), (38, 7042815), (39, 6862230), (45, 5947266), (54, 4956055), (57, 4695210), (65, 4117338), (78, 3431115), (90, 2973633), (95, 2817126), (114, 2347605), (117, 2287410), (130, 2058669), (135, 1982422), (171, 1565070), (190, 1408563), (195, 1372446), (234, 1143705), (247, 1083510), (270, 991211), (285, 939042), (342, 782535), (351, 762470), (390, 686223), (494, 541755), (513, 521690), (570, 469521), (585, 457482), (702, 381235), (741, 361170), (855, 313014), (1026, 260845), (1170, 228741), (1235, 216702), (1482, 180585), (1710, 156507), (1755, 152494), (2223, 120390), (2470, 108351), (2565, 104338), (3510, 76247), (3705, 72234), (4013, 66690), (4446, 60195), (5130, 52169), (6669, 40130), (7410, 36117), (8026, 33345), (11115, 24078), (12039, 22230), (13338, 20065)]