181913940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 216

約数和(自身を含む): 633611160

約数和(自身を除く): 451697220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 269, 289, 306, 340, 390, 442, 468, 510, 538, 578, 585, 612, 663, 765, 780, 807, 867, 884, 1020, 1076, 1105, 1156, 1170, 1326, 1345, 1445, 1530, 1614, 1734, 1989, 2210, 2340, 2421, 2601, 2652, 2690, 2890, 3060, 3228, 3315, 3468, 3497, 3757, 3978, 4035, 4335, 4420, 4573, 4842, 5202, 5380, 5780, 6630, 6994, 7514, 7956, 8070, 8670, 9146, 9684, 9945, 10404, 10491, 11271, 12105, 13005, 13260, 13719, 13988, 15028, 16140, 17340, 17485, 18292, 18785, 19890, 20982, 22542, 22865, 24210, 26010, 27438, 31473, 33813, 34970, 37570, 39780, 41157, 41964, 45084, 45730, 48420, 52020, 52455, 54876, 56355, 59449, 62946, 67626, 68595, 69940, 75140, 77741, 82314, 91460, 104910, 112710, 118898, 125892, 135252, 137190, 155482, 157365, 164628, 169065, 178347, 205785, 209820, 225420, 233223, 237796, 274380, 297245, 310964, 314730, 338130, 356694, 388705, 411570, 466446, 535041, 594490, 629460, 676260, 699669, 713388, 777410, 823140, 891735, 932892, 1010633, 1070082, 1166115, 1188980, 1399338, 1554820, 1783470, 2021266, 2140164, 2332230, 2675205, 2798676, 3031899, 3498345, 3566940, 4042532, 4664460, 5053165, 5350410, 6063798, 6996690, 9095697, 10106330, 10700820, 12127596, 13993380, 15159495, 18191394, 20212660, 30318990, 36382788, 45478485, 60637980, 90956970, 181913940]

約数ペア:

[(1, 181913940), (2, 90956970), (3, 60637980), (4, 45478485), (5, 36382788), (6, 30318990), (9, 20212660), (10, 18191394), (12, 15159495), (13, 13993380), (15, 12127596), (17, 10700820), (18, 10106330), (20, 9095697), (26, 6996690), (30, 6063798), (34, 5350410), (36, 5053165), (39, 4664460), (45, 4042532), (51, 3566940), (52, 3498345), (60, 3031899), (65, 2798676), (68, 2675205), (78, 2332230), (85, 2140164), (90, 2021266), (102, 1783470), (117, 1554820), (130, 1399338), (153, 1188980), (156, 1166115), (170, 1070082), (180, 1010633), (195, 932892), (204, 891735), (221, 823140), (234, 777410), (255, 713388), (260, 699669), (269, 676260), (289, 629460), (306, 594490), (340, 535041), (390, 466446), (442, 411570), (468, 388705), (510, 356694), (538, 338130), (578, 314730), (585, 310964), (612, 297245), (663, 274380), (765, 237796), (780, 233223), (807, 225420), (867, 209820), (884, 205785), (1020, 178347), (1076, 169065), (1105, 164628), (1156, 157365), (1170, 155482), (1326, 137190), (1345, 135252), (1445, 125892), (1530, 118898), (1614, 112710), (1734, 104910), (1989, 91460), (2210, 82314), (2340, 77741), (2421, 75140), (2601, 69940), (2652, 68595), (2690, 67626), (2890, 62946), (3060, 59449), (3228, 56355), (3315, 54876), (3468, 52455), (3497, 52020), (3757, 48420), (3978, 45730), (4035, 45084), (4335, 41964), (4420, 41157), (4573, 39780), (4842, 37570), (5202, 34970), (5380, 33813), (5780, 31473), (6630, 27438), (6994, 26010), (7514, 24210), (7956, 22865), (8070, 22542), (8670, 20982), (9146, 19890), (9684, 18785), (9945, 18292), (10404, 17485), (10491, 17340), (11271, 16140), (12105, 15028), (13005, 13988), (13260, 13719)]